1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef BCM63XX_IO_H_
3 #define BCM63XX_IO_H_
4 
5 #include <asm/mach-bcm63xx/bcm63xx_cpu.h>
6 
7 /*
8  * Physical memory map, RAM is mapped at 0x0.
9  *
10  * Note that size MUST be a power of two.
11  */
12 #define BCM_PCMCIA_COMMON_BASE_PA	(0x20000000)
13 #define BCM_PCMCIA_COMMON_SIZE		(16 * 1024 * 1024)
14 #define BCM_PCMCIA_COMMON_END_PA	(BCM_PCMCIA_COMMON_BASE_PA +	\
15 					 BCM_PCMCIA_COMMON_SIZE - 1)
16 
17 #define BCM_PCMCIA_ATTR_BASE_PA		(0x21000000)
18 #define BCM_PCMCIA_ATTR_SIZE		(16 * 1024 * 1024)
19 #define BCM_PCMCIA_ATTR_END_PA		(BCM_PCMCIA_ATTR_BASE_PA +	\
20 					 BCM_PCMCIA_ATTR_SIZE - 1)
21 
22 #define BCM_PCMCIA_IO_BASE_PA		(0x22000000)
23 #define BCM_PCMCIA_IO_SIZE		(64 * 1024)
24 #define BCM_PCMCIA_IO_END_PA		(BCM_PCMCIA_IO_BASE_PA +	\
25 					BCM_PCMCIA_IO_SIZE - 1)
26 
27 #define BCM_PCI_MEM_BASE_PA		(0x30000000)
28 #define BCM_PCI_MEM_SIZE		(128 * 1024 * 1024)
29 #define BCM_PCI_MEM_END_PA		(BCM_PCI_MEM_BASE_PA +		\
30 					BCM_PCI_MEM_SIZE - 1)
31 
32 #define BCM_PCI_IO_BASE_PA		(0x08000000)
33 #define BCM_PCI_IO_SIZE			(64 * 1024)
34 #define BCM_PCI_IO_END_PA		(BCM_PCI_IO_BASE_PA +		\
35 					BCM_PCI_IO_SIZE - 1)
36 #define BCM_PCI_IO_HALF_PA		(BCM_PCI_IO_BASE_PA +		\
37 					(BCM_PCI_IO_SIZE / 2) - 1)
38 
39 #define BCM_CB_MEM_BASE_PA		(0x38000000)
40 #define BCM_CB_MEM_SIZE			(128 * 1024 * 1024)
41 #define BCM_CB_MEM_END_PA		(BCM_CB_MEM_BASE_PA +		\
42 					BCM_CB_MEM_SIZE - 1)
43 
44 #define BCM_PCIE_MEM_BASE_PA		0x10f00000
45 #define BCM_PCIE_MEM_SIZE		(16 * 1024 * 1024)
46 #define BCM_PCIE_MEM_END_PA		(BCM_PCIE_MEM_BASE_PA +		\
47 					BCM_PCIE_MEM_SIZE - 1)
48 
49 /*
50  * Internal registers are accessed through KSEG3
51  */
52 #define BCM_REGS_VA(x)	((void __iomem *)(x))
53 
54 #define bcm_readb(a)	(*(volatile unsigned char *)	BCM_REGS_VA(a))
55 #define bcm_readw(a)	(*(volatile unsigned short *)	BCM_REGS_VA(a))
56 #define bcm_readl(a)	(*(volatile unsigned int *)	BCM_REGS_VA(a))
57 #define bcm_readq(a)	(*(volatile u64 *)		BCM_REGS_VA(a))
58 #define bcm_writeb(v, a) (*(volatile unsigned char *) BCM_REGS_VA((a)) = (v))
59 #define bcm_writew(v, a) (*(volatile unsigned short *) BCM_REGS_VA((a)) = (v))
60 #define bcm_writel(v, a) (*(volatile unsigned int *) BCM_REGS_VA((a)) = (v))
61 #define bcm_writeq(v, a) (*(volatile u64 *) BCM_REGS_VA((a)) = (v))
62 
63 /*
64  * IO helpers to access register set for current CPU
65  */
66 #define bcm_rset_readb(s, o)	bcm_readb(bcm63xx_regset_address(s) + (o))
67 #define bcm_rset_readw(s, o)	bcm_readw(bcm63xx_regset_address(s) + (o))
68 #define bcm_rset_readl(s, o)	bcm_readl(bcm63xx_regset_address(s) + (o))
69 #define bcm_rset_writeb(s, v, o)	bcm_writeb((v), \
70 					bcm63xx_regset_address(s) + (o))
71 #define bcm_rset_writew(s, v, o)	bcm_writew((v), \
72 					bcm63xx_regset_address(s) + (o))
73 #define bcm_rset_writel(s, v, o)	bcm_writel((v), \
74 					bcm63xx_regset_address(s) + (o))
75 
76 /*
77  * helpers for frequently used register sets
78  */
79 #define bcm_perf_readl(o)	bcm_rset_readl(RSET_PERF, (o))
80 #define bcm_perf_writel(v, o)	bcm_rset_writel(RSET_PERF, (v), (o))
81 #define bcm_timer_readl(o)	bcm_rset_readl(RSET_TIMER, (o))
82 #define bcm_timer_writel(v, o)	bcm_rset_writel(RSET_TIMER, (v), (o))
83 #define bcm_wdt_readl(o)	bcm_rset_readl(RSET_WDT, (o))
84 #define bcm_wdt_writel(v, o)	bcm_rset_writel(RSET_WDT, (v), (o))
85 #define bcm_gpio_readl(o)	bcm_rset_readl(RSET_GPIO, (o))
86 #define bcm_gpio_writel(v, o)	bcm_rset_writel(RSET_GPIO, (v), (o))
87 #define bcm_uart0_readl(o)	bcm_rset_readl(RSET_UART0, (o))
88 #define bcm_uart0_writel(v, o)	bcm_rset_writel(RSET_UART0, (v), (o))
89 #define bcm_mpi_readl(o)	bcm_rset_readl(RSET_MPI, (o))
90 #define bcm_mpi_writel(v, o)	bcm_rset_writel(RSET_MPI, (v), (o))
91 #define bcm_pcmcia_readl(o)	bcm_rset_readl(RSET_PCMCIA, (o))
92 #define bcm_pcmcia_writel(v, o) bcm_rset_writel(RSET_PCMCIA, (v), (o))
93 #define bcm_pcie_readl(o)	bcm_rset_readl(RSET_PCIE, (o))
94 #define bcm_pcie_writel(v, o)	bcm_rset_writel(RSET_PCIE, (v), (o))
95 #define bcm_sdram_readl(o)	bcm_rset_readl(RSET_SDRAM, (o))
96 #define bcm_sdram_writel(v, o)	bcm_rset_writel(RSET_SDRAM, (v), (o))
97 #define bcm_memc_readl(o)	bcm_rset_readl(RSET_MEMC, (o))
98 #define bcm_memc_writel(v, o)	bcm_rset_writel(RSET_MEMC, (v), (o))
99 #define bcm_ddr_readl(o)	bcm_rset_readl(RSET_DDR, (o))
100 #define bcm_ddr_writel(v, o)	bcm_rset_writel(RSET_DDR, (v), (o))
101 #define bcm_misc_readl(o)	bcm_rset_readl(RSET_MISC, (o))
102 #define bcm_misc_writel(v, o)	bcm_rset_writel(RSET_MISC, (v), (o))
103 
104 #endif /* ! BCM63XX_IO_H_ */
105